1Thomas Jefferson to John Vaughan, 18 February 1818 (Jefferson Papers)
I have to acknolege the receipt of your favors of Jan. 22. & Feb. 12. with expressions of my deep felt grief at the deplorable loss of D r Wistar . altho Philadelphia possesses a large stock of worth and science, yet such a loss would make a sensible void in any city whatever. the continuation of his weekly assemblages of the science of the place is well worthy of your attention. after a dilig...
2Thomas Jefferson to John Vaughan, 8 April 1818 (Jefferson Papers)
I now renew to you my annual trob trouble for supplies of books and wines from Paris , Marseilles & Leghorn . for this purpose I have requested mr Gibson to send you 1000. Dollars of which I ask the favor of you to remit 120.D. to Mess rs De Bure freres , booksellers of